#include <iostream>

using namespace std;
/*
  *
 ***
*****


*/
int main(){
	int n;
	cin>>n;
	for(int i=1;i<=n;i++){
		for(int j=1;j<=n-i;j++){
			cout<<" ";
		}
		for(int j=1;j<=i*2-1;j++){
			cout<<"*";
		}
		cout<<endl;
	} 
	return 0;
}
